<template>
  <div class="app-container">
    <NormalForm pageTitle="菜单管理" :operateForm="queryForm" :formList="formList" :enumOpt="enumOpt" @handleQuery="handleQuery" @handleReset="handleReset" />
    <div class="g-card" style="padding: 0 20px 20px 20px">
      <div class="right-btn" style="margin-right: 0">
        <el-button type="primary" icon="el-icon-plus" @click="handleAdd" v-hasPermi="['system:config:add']">新增</el-button>
      </div>
      <el-table v-loading="loading" :data="menuList" row-key="menuId" :tree-props="{ children: 'children', hasChildren: 'hasChildren' }">
        <el-table-column prop="menuName" label="菜单名称" :show-overflow-tooltip="true" min-width="160"></el-table-column>
        <el-table-column prop="icon" label="图标" align="center">
          <template slot-scope="scope">
            <svg-icon :icon-class="scope.row.icon" />
          </template>
        </el-table-column>
        <el-table-column prop="orderNum" label="排序" align="center"></el-table-column>
        <el-table-column prop="perms" label="权限标识" align="center" :show-overflow-tooltip="true" min-width="180"></el-table-column>
        <el-table-column prop="component" label="组件路径" align="center" :show-overflow-tooltip="true" min-width="180"></el-table-column>
        <el-table-column prop="status" label="状态" align="center">
          <template slot-scope="scope">
            <span>{{ stateOpt[scope.row.status] }}</span>
          </template>
        </el-table-column>
        <el-table-column label="创建时间" align="center" prop="createTime" min-width="180">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width" min-width="220">
          <template slot-scope="{ row }">
            <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(row)" v-hasPermi="['system:menu:edit']">修改</el-button>
            <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(row)" v-hasPermi="['system:menu:add']">新增</el-button>
            <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(row)" v-hasPermi="['system:menu:remove']">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!-- 添加或修改菜单对话框 -->
    <el-dialog :title="title" :visible.sync="updateVisible" width="600px" append-to-body :close-on-click-modal="false" :show-close="false">
      <el-form ref="updateForm" :model="updateForm" :rules="updateRules" label-width="80px">
        <el-row>
          <el-col :span="24">
            <el-form-item label="上级菜单" prop="parentId">
              <Treeselect v-model="updateForm.parentId" :options="menuOptions" :normalizer="normalizer" :show-count="true" placeholder="选择上级菜单" />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="菜单类型" prop="menuType">
              <el-radio-group v-model="updateForm.menuType">
                <el-radio label="M">目录</el-radio>
                <el-radio label="C">菜单</el-radio>
                <el-radio label="F">按钮</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item v-if="updateForm.menuType != 'F'" label="菜单图标" prop="icon">
              <el-popover placement="bottom-start" width="460" trigger="click" @show="$refs['iconSelect'].reset()">
                <IconSelect ref="iconSelect" @selected="selected" />
                <el-input slot="reference" v-model="updateForm.icon" placeholder="点击选择图标" readonly>
                  <svg-icon v-if="updateForm.icon" slot="prefix" :icon-class="updateForm.icon" class="el-input__icon" style="height: 32px; width: 16px" />
                  <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                </el-input>
              </el-popover>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="菜单名称" prop="menuName">
              <el-input v-model="updateForm.menuName" placeholder="请输入菜单名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="显示排序" prop="orderNum">
              <el-input-number v-model="updateForm.orderNum" controls-position="right" :min="0" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'F'" label="是否外链">
              <el-radio-group v-model="updateForm.isFrame">
                <el-radio label="0">是</el-radio>
                <el-radio label="1">否</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'F'" label="路由地址" prop="path">
              <el-input v-model="updateForm.path" placeholder="请输入路由地址" />
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="updateForm.menuType == 'C'">
            <el-form-item label="组件路径" prop="component">
              <el-input v-model="updateForm.component" placeholder="请输入组件路径" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'M'" label="权限标识">
              <el-input v-model="updateForm.perms" placeholder="请权限标识" maxlength="50" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'F'" label="显示状态">
              <el-radio-group v-model="updateForm.visible">
                <el-radio v-for="item in visibleOptions" :key="item.dictValue" :label="item.dictValue">
                  {{ item.dictLabel }}
                </el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'F'" label="菜单状态">
              <el-radio-group v-model="updateForm.status">
                <el-radio v-for="item in enumOpt.stateList" :key="item.dictValue" :label="item.dictValue">
                  {{ item.dictLabel }}
                </el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="updateForm.menuType != 'F'" label="VIP专属">
              <el-radio-group v-model="updateForm.isVip">
                <el-radio v-for="item in vipList" :key="item.dictValue" :label="item.dictValue">
                  {{ item.dictLabel }}
                </el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="updateSubmit">确 定</el-button>
        <el-button @click="updateCancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listMenu, getMenu, delMenu, addMenu, updateMenu } from "@/api/system/menu";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";

export default {
  name: "Menu",
  components: { Treeselect, IconSelect },
  data() {
    return {
      queryForm: {
        menuName: '',
        status: null
      },
      formList: [
        {
          label: '菜单名称',
          value: '',
          prop: 'menuName',
          type: 'INPUT',
          emunName: ''
        },
        {
          label: '菜单状态',
          value: '',
          prop: 'status',
          type: 'SELECT',
          emunName: 'stateList'
        },
      ],
      enumOpt: {
        stateList: [],
      },
      stateOpt: {},
      // 显示状态数据字典
      visibleOptions: [],
      loading: true,
      menuList: [],
      // 菜单树选项
      menuOptions: [],
      title: "",
      updateVisible: false,
      // 菜单参数
      updateForm: {
        menuId: null,
        parentId: 0,
        menuName: null,
        icon: null,
        menuType: "M",
        orderNum: null,
        isFrame: "1",
        visible: "0",
        status: "0",
        isVip: 1,
      },
      // 问卷校验
      updateRules: {
        menuName: [{ required: true, message: "菜单名称不能为空", trigger: "blur" }],
        orderNum: [{ required: true, message: "菜单顺序不能为空", trigger: "blur" }],
        path: [{ required: true, message: "路由地址不能为空", trigger: "blur" }],
      },
      vipList: [
        {
          dictLabel: '是', dictValue: 0,
        },
        {
          dictLabel: '否', dictValue: 1,
        }
      ],
    };
  },
  created() {
    this.getTreeselect();
    this.getDicts("sys_show_hide").then((res) => {
      if (res.code == 200) this.visibleOptions = res.data;
    });
    this.getDicts("sys_normal_disable").then((res) => {
      if (res.code == 200) {
        this.enumOpt.stateList = res.data;
        res.data.forEach(item => {
          this.stateOpt[item.dictValue] = item.dictLabel;
        })
      }
    });
    this.handleQuery();
  },
  methods: {
    /** 搜索按钮操作 */
    handleQuery() {
      this.loading = true;
      listMenu(this.queryForm).then((res) => {
        if(res.code == 200){
          this.menuList = this.handleTree(res.data, "menuId");
          this.loading = false;
        }
      });
    },
    /** 重置按钮操作 */
    handleReset() {
      this.queryForm = {
        menuName: '',
        status: null
      }
      this.handleQuery();
    },
    // 选择图标
    selected(name) {
      this.updateForm.icon = name;
    },
    /** 转换菜单数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.menuId,
        label: node.menuName,
        children: node.children,
      };
    },
    /** 查询菜单下拉树结构 */
    getTreeselect() {
      listMenu().then((response) => {
        this.menuOptions = [];
        const menu = { menuId: 0, menuName: "主类目", children: [] };
        menu.children = this.handleTree(response.data, "menuId");
        this.menuOptions.push(menu);
      });
    },
    // 取消按钮
    updateCancel() {
      this.updateVisible = false;
      this.$refs.updateForm.resetFields();
      this.updateForm = {
        menuId: null,
        parentId: 0,
        menuName: null,
        icon: null,
        menuType: "M",
        orderNum: null,
        isFrame: "1",
        visible: "0",
        status: "0",
      };
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      if (row && row.menuId) {
        this.updateForm.parentId = row.menuId;
      } else {
        this.updateForm.parentId = 0;
      }
      this.updateVisible = true;
      this.title = "添加菜单";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      getMenu(row.menuId).then((res) => {
        this.updateForm = res.data;
        this.updateVisible = true;
        this.title = "修改菜单";
      });
    },
    /** 提交按钮 */
    updateSubmit() {
      this.$refs.updateForm.validate((valid) => {
        if (valid) {
          if (this.updateForm.menuId != undefined) {
            updateMenu(this.updateForm).then((res) => {
              if (res.code === 200) {
                this.$message.success("修改成功");
                this.updateCancel();
                this.handleQuery();
              }
            });
          } else {
            addMenu(this.updateForm).then((res) => {
              if (res.code === 200) {
                this.$message.success("新增成功");
                this.updateCancel();
                this.handleQuery();
              }
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$confirm('是否确认删除名称为"' + row.menuName + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      }).then(function () {
        return delMenu(row.menuId);
      }).then(() => {
        this.handleQuery();
        this.$message.success("删除成功");
      }).catch(function () { });
    },
  },
};
</script>

<style lang="scss" scoped>
@import "../../../styles/base.scss";
</style>
